import Vue from 'vue'
import VueRouter, { RouteConfig } from 'vue-router'

/* Layout */
import Layout from '@/layout/index.vue'

/* 路由模块 */
import departmentsRoute from './modules/departments'
import approvalsRoute from './modules/approvals'
import attendancesRoute from './modules/attendances'
import employeesRoute from './modules/employees'
import permissionRoute from './modules/permission'
import salarysRoute from './modules/salarys'
import socialRoute from './modules/social'
import settingRoute from './modules/setting'

Vue.use(VueRouter)

/*
  Note: sub-menu only appear when children.length>=1
  Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
*/

/*
  name:'router-name'             the name field is required when using <keep-alive>, it should also match its component's name property
                                 detail see : https://vuejs.org/v2/guide/components-dynamic-async.html#keep-alive-with-Dynamic-Components
  redirect:                      if set to 'noredirect', no redirect action will be trigger when clicking the breadcrumb
  meta: {
    roles: ['admin', 'editor']   will control the page roles (allow setting multiple roles)
    title: 'title'               the name showed in subMenu and breadcrumb (recommend set)
    icon: 'svg-name'             the icon showed in the sidebar
    hidden: true                 if true, this route will not show in the sidebar (default is false)
    alwaysShow: true             if true, will always show the root menu (default is false)
                                 if false, hide the root menu when has less or equal than one children route
    breadcrumb: false            if false, the item will be hidden in breadcrumb (default is true)
    noCache: true                if true, the page will not be cached (default is false)
    affix: true                  if true, the tag will affix in the tags-view
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
*/

/**
  公共路由
  a base page that does not have permission requirements
  all roles can be accessed
*/
export const constantRoutes: RouteConfig[] = [
  {
    path: '/login',
    component: () =>
      import(/* webpackChunkName: "login" */ '@/views/login/index.vue'),
    meta: { hidden: true }
  },
  {
    path: '/404',
    component: () =>
      import(/* webpackChunkName: "404" */ '@/views/error-page/404.vue'),
    meta: { hidden: true }
  },
  {
    path: '/401',
    component: () =>
      import(/* webpackChunkName: "401" */ '@/views/error-page/401.vue'),
    meta: { hidden: true }
  },
  {
    path: '/import',
    component: Layout,
    meta: { hidden: true },
    children: [
      {
        path: '',
        component: () =>
          import(/* webpackChunkName: "import" */ '@/views/import/index.vue'),
        meta: { title: 'uploadExcel' },
        name: 'import'
      }
    ]
  },
  {
    path: '/',
    component: Layout,
    redirect: '/dashboard',
    children: [
      {
        path: 'dashboard',
        component: () =>
          import(
            /* webpackChunkName: "dashboard" */ '@/views/dashboard/index.vue'
          ),
        name: 'Dashboard',
        meta: {
          title: 'dashboard',
          icon: 'dashboard',
          affix: true
        }
      }
    ]
  }
  // {
  //   path: '/documentation',
  //   component: Layout,
  //   children: [
  //     {
  //       path: 'index',
  //       component: () => import(/* webpackChunkName: "documentation" */ '@/views/documentation/index.vue'),
  //       name: 'Documentation',
  //       meta: { title: 'documentation', icon: 'documentation', affix: true }
  //     }
  //   ]
  // },
  // 404 page must be placed at the end !!!
  // { path: '*', redirect: '/404', meta: { hidden: true } }
]

/**
 * 权限路由
 * the routes that need to be dynamically loaded based on user roles
 */
export const asyncRoutes: RouteConfig[] = [
  departmentsRoute,
  approvalsRoute,
  attendancesRoute,
  employeesRoute,
  permissionRoute,
  salarysRoute,
  socialRoute,
  settingRoute
]

const createRouter = () =>
  new VueRouter({
    mode: 'history',
    scrollBehavior: (to, from, savedPosition) => {
      if (savedPosition) {
        return savedPosition
      } else {
        return { x: 0, y: 0 }
      }
    },
    base: process.env.BASE_URL,
    routes: constantRoutes
  })

const router = createRouter()

// 详情请看: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  ;(router as any).matcher = (newRouter as any).matcher // 重置路由
}

export default router
